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Locomotion And Movement

Question
CBSEENBI11025558
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The disease that occurs in mature adult human being due to deficiency of calciferol is

  • keratomalacia

  • osteomalacia

  • glossitis

  • pernicious anaemia

Solution

B.

osteomalacia

Calciferol is vitamin-D responsible for enhancing intestinal absorption of calcium, iron, magnesium, phosphate and zinc. It is obtained from diet or from sun exposure. Its deficiency may cause osteomalacia in adults, in which bones of a person becomes soft, weak and fragile. Osteomalacia in children is known as rickets.

Keratomalacia is an eye disorder that results from Vitamin A deficiency.

Glossitis is the inflammation of the tongue.

Pernicious anemia refers to anemia that results from lack of intrinsic factor. It is common due to an autoimmune attack on the cells that create it in the stomach. 

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